For an explanation of the rankings, see
here.
Episode Rankings(previous episode's positions given in brackets)Teams in finish order1) Oswald & Danny (2)
1) Uchenna & Joyce (3)
3) Dustin & Kandice (1)
4) Charla & Mirna (4)
5) Eric & Danielle (5)
6) Joe & Bill (6)
Teams ranked by performance throughout the episode1) Oswald & Danny (2)
1) Uchenna & Joyce (4)
3) Dustin & Kandice (1)
4) Charla & Mirna (3)
5) Joe & Bill (6)
6) Eric & Danielle (5)
I'm not sure which of Oswald & Danny and Uchenna & Joyce reached the detour clue, and as that was the only thing which separated them, both teams are ranked first. Joe & Bill reached the pit stop ahead of Eric & Danielle, which is why they receive the higher ranking.
Overall RankingsTeams ranked by average finish position1) Oswald & Danny (1)
2) Dustin & Kandice (2)
3) Eric & Danielle (3)
4) Uchenna & Joyce (4)
5) Charla & Mirna (5)
6) Joe & Bill (6)
Teams ranked by average episode performance1) Oswald & Danny (2)
2) Dustin & Kandice (1)
3) Uchenna & Joyce (3)
4) Joe & Bill (4)
5) Eric & Danielle (5)
6) Charla & Mirna (6)
Roadblock Record(not including Episode 7's unseen roadblock)Charla: 3, Mirna: 3
Dustin: 5, Kandice: 1
Eric: 4, Danielle: 2
Joe: 2, Bill: 4
Oswald: 3, Danny: 2
Uchenna: 3, Joyce: 2